Growing community of inventors

Kanagawa, Japan

Tetsuro Otsubo

Average Co-Inventor Count = 3.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 6

Tetsuro OtsuboShigeki Yokoi (1 patent)Tetsuro OtsuboKazunori Maekawa (1 patent)Tetsuro OtsuboTetsuro Otsubo (1 patent)Shigeki YokoiShigeki Yokoi (3 patents)Kazunori MaekawaKazunori Maekawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)


1 patent:

1. 6879824 - Portable telephone device

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1/22/2026
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